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/***************************************************************************
krarchandler.h
-------------------
copyright : (C) 2001 by Shie Erlich & Rafi Yanai
email : krusader@users.sourceforge.net
web site : http://krusader.sourceforge.net
---------------------------------------------------------------------------
Description: this class will supply static archive handling functions.
***************************************************************************
A
db dD d8888b. db db .d8888. .d8b. d8888b. d88888b d8888b.
88 ,8P' 88 `8D 88 88 88' YP d8' `8b 88 `8D 88' 88 `8D
88,8P 88oobY' 88 88 `8bo. 88ooo88 88 88 88ooooo 88oobY'
88`8b 88`8b 88 88 `Y8b. 88~~~88 88 88 88~~~~~ 88`8b
88 `88. 88 `88. 88b d88 db 8D 88 88 88 .8D 88. 88 `88.
YP YD 88 YD ~Y8888P' `8888Y' YP YP Y8888D' Y88888P 88 YD
H e a d e r F i l e
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef KRARCHANDLER_H
#define KRARCHANDLER_H
#include <qstringlist.h>
#include <qobject.h>
#include <kprocess.h>
#include <kurl.h>
#include <kwallet.h>
class KRarcHandler: public QObject {
Q_OBJECT
public:
// return the number of files in the archive
static long arcFileCount(QString archive, QString type, QString password);
// unpack an archive to destination directory
static bool unpack(QString archive, QString type, QString password, QString dest );
// pack an archive to destination directory
static bool pack(QStringList fileNames, QString type, QString dest, long count, QMap<QString,QString> extraProps );
// test an archive
static bool test(QString archive, QString type, QString password, long count = 0L );
// true - if the right unpacker exist in the system
static bool arcSupported(QString type);
// true - if supported and the user want us to handle this kind of archive
static bool arcHandled(QString type);
// return the a list of supported packers
static QStringList supportedPackers();
// true - if the url is an archive (ie: tar:/home/test/file.tar.bz2)
static bool isArchive(const KURL& url);
// used to determine the type of the archive
static QString getType( bool &encrypted, QString fileName, QString mime, bool checkEncrypted = true );
// queries the password from the user
static QString getPassword( QString path );
// detects the archive type
static QString detectArchive( bool &encrypted, QString fileName, bool checkEncrypted = true );
private:
// checks if the returned status is correct
static bool checkStatus( QString type, int exitCode );
static KWallet::Wallet * wallet;
};
class KrShellProcess : public KShellProcess {
Q_OBJECT
public:
KrShellProcess() : KShellProcess(), errorMsg( QString::null ), outputMsg( QString::null ) {
connect(this,SIGNAL(receivedStderr(KProcess*,char*,int)),
this,SLOT(receivedErrorMsg(KProcess*,char*,int)) );
connect(this,SIGNAL(receivedStdout(KProcess*,char*,int)),
this,SLOT(receivedOutputMsg(KProcess*,char*,int)) );
}
QString getErrorMsg() {
if( errorMsg.stripWhiteSpace().isEmpty() )
return outputMsg.right( 500 );
else
return errorMsg.right( 500 );
}
public slots:
void receivedErrorMsg(KProcess*, char *buf, int len) {
errorMsg += QString::fromLocal8Bit( buf, len );
if( errorMsg.length() > 500 )
errorMsg = errorMsg.right( 500 );
receivedOutputMsg( 0, buf, len );
}
void receivedOutputMsg(KProcess*, char *buf, int len) {
outputMsg += QString::fromLocal8Bit( buf, len );
if( outputMsg.length() > 500 )
outputMsg = outputMsg.right( 500 );
}
private:
QString errorMsg;
QString outputMsg;
};
class Kr7zEncryptionChecker : public KrShellProcess {
Q_OBJECT
public:
Kr7zEncryptionChecker() : KrShellProcess(), encrypted( false ), lastData() {
connect(this,SIGNAL(receivedStdout(KProcess*,char*,int)),
this,SLOT(processStdout(KProcess*,char*,int)) );
}
public slots:
void processStdout( KProcess *proc,char *buf,int len ) {
QByteArray d(len);
d.setRawData(buf,len);
QString data = QString( d );
d.resetRawData(buf,len);
QString checkable = lastData + data;
QStringList lines = QStringList::split( '\n', checkable );
lastData = lines[ lines.count() - 1 ];
for( unsigned i=0; i != lines.count(); i++ ) {
QString line = lines[ i ].stripWhiteSpace().lower();
int ndx = line.find( "testing" );
if( ndx >=0 )
line.truncate( ndx );
if( line.isEmpty() )
continue;
if( line.contains( "password" ) && line.contains( "enter" ) ) {
encrypted = true;
proc->kill();
}
}
}
bool isEncrypted() { return encrypted; }
private:
bool encrypted;
QString lastData;
};
#endif
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